Airports / Hermiston Municipal Airport
Hermiston Municipal Airport(KHRI)
Hermiston, United States
Last updated: Mar 24, 2026
Activity Summary
Airport Patterns
Emissions up 159% vs prior period — significantly busier than prior period
Charter/owner classification not available for this airport's flights
Spikes
Significant deviations from this airport's baseline in the selected period.
CO₂ Above Baseline
18t
Signals Detected
5
Highest Severity
High
Elevated activity May 8, 2025 – May 14, 2025 — 4 flights in 7 days vs baseline of 2
4 flights recorded in a 7-day window, exceeding the airport baseline of 2 flights per week by 128%.
2.9t CO₂
Elevated activity May 17, 2025 – May 23, 2025 — 4 flights in 7 days vs baseline of 2
4 flights recorded in a 7-day window, exceeding the airport baseline of 2 flights per week by 128%.
5.2t CO₂
Elevated activity Jun 21, 2025 – Jun 27, 2025 — 4 flights in 7 days vs baseline of 2
4 flights recorded in a 7-day window, exceeding the airport baseline of 2 flights per week by 128%.
2.2t CO₂
Single high-emission departure N833JB → KVNY on Aug 28, 2025 — 7.0t CO₂, 100% of day's total
Aircraft N833JB departing to KVNY produced 7.0t CO₂, representing 100% of all airport emissions on Aug 28, 2025.
7.0t CO₂
20-day gap in recorded activity ending Sep 25, 2025
Airport had 20 consecutive days with zero recorded flights before activity resumed on Sep 25, 2025.
0.6t CO₂
Route Map
KHRI to KBFI · 186 miles
Total Flights
14
Avg CO₂/Flight
0.9t
Total Emissions
13.1t CO₂
KHRI to KVNY · 804 miles
Total Flights
2
Avg CO₂/Flight
5.3t
Total Emissions
10.5t CO₂
KHRI to KPDX · 162 miles
Total Flights
12
Avg CO₂/Flight
0.7t
Total Emissions
8.4t CO₂
KHRI to KSLC · 505 miles
Total Flights
3
Avg CO₂/Flight
2.1t
Total Emissions
6.2t CO₂
KHRI to KOAK · 580 miles
Total Flights
1
Avg CO₂/Flight
5.0t
Total Emissions
5.0t CO₂
KHRI to KFCM · 1,250 miles
Total Flights
1
Avg CO₂/Flight
4.7t
Total Emissions
4.7t CO₂
Recent Flights
10 total flights recordedShowing most recent flights — not filtered by viewing period